Wepos: Weak-supervised indoor positioning with unlabeled wifi for on-demand delivery

B Guo, W Zuo, S Wang, W Lyu, Z Hong, Y Ding… - Proceedings of the …, 2022‏ - dl.acm.org
On-demand delivery is an emerging business in recent years where accurate indoor
locations of Gig couriers play an important role in the order dispatch and delivery process …

-SiteRec: Store Site Recommendation under the O2O Model via Multi-graph Attention Networks

H Yan, S Wang, Y Yang, B Guo, T He… - 2022 IEEE 38th …, 2022‏ - ieeexplore.ieee.org
The emergence of Online-to-Offline (O2O) stores based on delivery platforms (eg, Uber Eats,
DoorDash, and Eleme) provides great convenience to people's lives. In the O2O model, one …

Logistics audience expansion via temporal knowledge graph

H Yan, Y Ge, H Wang, D Zhang, Y Yang - Proceedings of the 32nd ACM …, 2023‏ - dl.acm.org
Logistics audience expansion, the process for logistics companies to find potential long-term
customers, is one of the most important tasks for business growth. However, existing …

Para-pred: Addressing heterogeneity for city-wide indoor status estimation in on-demand delivery

W Liu, Y Ding, S Wang, Y Yang, D Zhang - Proceedings of the 28th ACM …, 2022‏ - dl.acm.org
On-demand delivery is a new form of logistics where customers place orders through online
platforms and the platform arranges couriers to deliver them within a short time. The …

From conception to retirement: a lifetime story of a 3-year-old wireless beacon system in the wild

Y Ding, L Liu, Y Yang, Y Liu… - IEEE/ACM Transactions …, 2021‏ - ieeexplore.ieee.org
We report a 3-year city-wide study of an operational indoor sensing system based on
Bluetooth Low Energy (BLE) called aBeacon (short for a libaba Beacon). aBeacon is pilot …

Sharing instant delivery UAVs for crowdsensing: A data-driven performance study

J Gao, Y Pan, X Zhang, Q Han, Y Hu - Computers & Industrial Engineering, 2024‏ - Elsevier
In recent years, there has been a significant increase in demand for instant deliveries, such
as rapid delivery of takeaway food and medicine. Many logistics companies are planning to …

Gcrl: Efficient delivery area assignment for last-mile logistics with group-based cooperative reinforcement learning

H Wang, S Wang, Y Yang… - 2023 IEEE 39th …, 2023‏ - ieeexplore.ieee.org
Last-mile logistics is the final step of the delivery process from a transit station to customers.
In last-mile logistics systems, a city is divided into many delivery areas for couriers to finish …

BIFROST: Reinventing WiFi signals based on dispersion effect for accurate indoor localization

Y Sun, Y He, J Zhang, X Na, Y Chen, W Wang… - Proceedings of the 21st …, 2023‏ - dl.acm.org
WiFi-based device localization is a key enabling technology for smart applications, which
has attracted numerous research studies in the past decade. Most of the existing …